diff --git a/modules/mail/module.go b/modules/mail/module.go
index e59d9174a..acfedc136 100644
--- a/modules/mail/module.go
+++ b/modules/mail/module.go
@@ -218,7 +218,7 @@ func (this *Mail) CheckMaxMail(session comm.IUserSession) bool {
 	return true
 }
 
-func (this *Mail) SendMailByUID(uid string, cid string, res []*cfg.Gameatn) bool {
+func (this *Mail) SendMailByUID(uid string, cid string, res []*cfg.Gameatn, Param []string) bool {
 	var reward []*pb.UserAssets
 	for _, v := range res {
 		if v.N > 0 {